CN210924643U

CN210924643U - Electronic tag clamp

Info

Publication number: CN210924643U
Application number: CN201922288865.3U
Authority: CN
Inventors: 吕根良; 应俊; 周庆华
Original assignee: Nanjing Xudian Communication Technology Co ltd
Current assignee: Nanjing Xudian Communication Technology Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-07-03
Anticipated expiration: 2029-12-19

Abstract

The utility model discloses an electronic tag clamp, which comprises a holding part and a connecting part, wherein the holding part comprises a tag surface, and a first side surface and a second side surface which are respectively formed by extending from two ends of the tag surface; the connecting part comprises a first connecting piece formed by extending from one end of the first side face, and the first connecting piece is connected with the second side face to form an accommodating space. The utility model discloses a step-by-step positioning method, through going into earlier the card and realizing preliminary location, rethread pulling tensile piece makes its deformation card go into the draw-in groove, realizes permanent reliable fixed. The utility model discloses the equipment is convenient, and it is firm to set up, very much to the small-size connector of on-line connection, can not exert an influence to connector connecting device among the fixed process, also can not produce during the plug and drop, damage the phenomenon.

Description

Electronic tag clamp

Technical Field

The utility model belongs to the technical field of optical fiber communication system's construction and maintenance technique and specifically relates to an electronic tags clamp.

Background

With the improvement of high-speed information transmission requirements, optical fibers are used as high-speed information carriers and are applied more and more widely, agenda schedules are gradually proposed for monitoring optical fiber connection points, particularly in the 5G era, the application of optical fiber circuits is more and more extensive, the number of the optical fiber connection points is rapidly increased in a geometric grade, and due to the fact that identification information of currently adopted paper labels is not clear and comprehensive, the paper labels are easy to damage, label glue is easy to age to bring label falling-off phenomena, information such as two-dimensional codes and the like excessively arranged on the labels cause labels to shield optical ports to search, and code scanning difficulty is brought due to too high or too low label positions, the paper labels at the optical fiber connection points are difficult to manage and meet the requirements more and more. Therefore, electronic tags have come to use, and the purpose of identifying objects is achieved by performing non-contact data communication between a reader (card reader) and the tags. The method has high reading speed, information can be acquired only by sensing for less than 1 second during reading, and a lineman can greatly conveniently search the optical port, so that the scheme is gradually approved by an operator, and the electronic tag is fixed on the connector shell under two conditions: one is to encapsulate the electronic tag in the connector shell before leaving the factory, which is suitable for new connection business, and the other is to clamp the card part encapsulated with the electronic tag on the connector in the machine room field, which is suitable for in-use business and can not change the new connector.

At present, most electronic tag clamping pieces on the market are provided with clamping hooks, and are not provided with anti-falling devices, so that the electronic tag clamping pieces are easily knocked off by linemen to cause record loss, and how to design the electronic tag clamping pieces which are convenient to install and have the anti-falling function becomes a key technical problem to be solved in the field.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments, and in this section as well as in the abstract of the specification and the title of the application may be somewhat simplified or omitted to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplification or omission may not be used to limit the scope of the invention.

The present invention has been made in view of the above and/or other problems occurring in the prior art.

Therefore, the utility model aims to solve the technical problem that the electronic tags fastener on the market at present mostly only is provided with the pothook, does not have the anticreep device, is bumped by the linesman easily, causes the record to lose.

In order to solve the technical problem, the utility model provides a following technical scheme: an electronic tag clamp comprises an accommodating component, a clamping component and a clamping component, wherein the accommodating component comprises a tag surface, and a first side surface and a second side surface which are respectively formed by extending from two ends of the tag surface; the connecting part comprises a first connecting piece formed by extending from one end of the first side face, and the first connecting piece is connected with the second side face to form an accommodating space.

As an optimal selection scheme of electronic tags clamp, wherein: a first branch and a second branch are arranged at one end of the first connecting piece, which is far away from the first side surface, and a first bulge is arranged at the inner side of the first branch;

a first groove is formed in one side of the second side face, and the first protrusion is connected with the first groove in a matched mode.

As an optimal selection scheme of electronic tags clamp, wherein: the first connecting piece continues to extend to form a second connecting piece, and a clamping space is arranged on the second connecting piece; and a boss matched with the fastener space is arranged on the outer side surface of the second side surface.

As an optimal selection scheme of electronic tags clamp, wherein: the first side is kept away from the one end of label face is provided with first spacing boss, the second side is kept away from the one end of label face is provided with the spacing boss of second, first spacing boss with the spacing boss of second sets up relatively.

As an optimal selection scheme of electronic tags clamp, wherein: the first side with be provided with first buckling between the connecting piece, first connecting piece with be provided with the second between the second connecting piece and buckle.

As an optimal selection scheme of electronic tags clamp, wherein: a clamping groove is formed between the boss and the second side face, and a notch of the clamping groove faces the label face.

As an optimal selection scheme of electronic tags clamp, wherein: a clamping block is formed between the clamping space and the second connecting piece, and the clamping block can be embedded into the clamping groove.

As an optimal selection scheme of electronic tags clamp, wherein: the connecting component further comprises a stretching piece, and the stretching piece is formed by extending one end, away from the label surface, of the second connecting piece outwards.

As an optimal selection scheme of electronic tags clamp, wherein: and a notch is formed at the joint of the stretching piece and the second connecting piece, and the notch is formed by inwards recessing two sides of the stretching piece.

As an optimal selection scheme of electronic tags clamp, wherein: the internal surface of accommodation space all is provided with the anticreep muscle, the anticreep muscle is rectangular protruding form.

The utility model has the advantages that: the utility model discloses a step-by-step positioning method, through going into earlier the card and realizing preliminary location, rethread pulling tensile piece makes its deformation card go into the draw-in groove, realizes permanent reliable fixed. The utility model discloses the equipment is convenient, and it is firm to set up, very much to the small-size connector of on-line connection, can not exert an influence to connector connecting device among the fixed process, also can not produce during the plug and drop, damage the phenomenon.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is a schematic structural view of an electronic tag clamp according to an embodiment of the present invention;

fig. 2 is a schematic structural view of an electronic tag clamp connection manner according to an embodiment of the present invention;

fig. 3 is a schematic structural view of another connection mode of an electronic tag clamp according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a first connecting member, a second connecting member and a buckle in an electronic tag clamp according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a first limiting boss and a second limiting boss in an electronic tag clamp according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a first bend and a second bend in an electronic tag clamp according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a clamping state in an electronic tag clamp according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a stretching member in an electronic tag clamp according to an embodiment of the present invention;

fig. 9 is a schematic structural view of an anti-separation rib in an electronic tag clamp according to an embodiment of the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of illustration, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

Further still, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with at least one implementation of the invention is included. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1-2, for the utility model discloses a first embodiment, this embodiment provides an electronic tags clamp, and its built-in electronic tags can wrap up the fiber connector body, prevents that electronic tags from breaking away from.

In this embodiment, the electronic tag clamp can be made of a flexible material integrally so as to wrap the clamp optical fiber connector body. Specifically, referring to fig. 1, the label surface 101, the first side surface 102, the second side surface 103, and the first connecting piece 201 are made of flexible materials, and when the electronic label clamp is used, the electronic label clamp is attached to and wraps the optical fiber connector body along the outer contour of the optical fiber connector body; the electronic tag is packaged on the tag face 101, one face of the tag face 101 is attached to the optical fiber connector body, the first side face 102 and the second side face 103 are attached along the outline of the optical fiber connector body, further, the first connecting piece 201 wraps the remaining exposed portion of the optical fiber connector body to form an accommodating space M to complete wrapping, and the tail end of the first connecting piece 201 is connected with the tail end of the second side face 103 to complete clamping of the electronic tag of the optical fiber connector.

Further, the electronic tag clamp can be made by combining a hard material and a flexible material, wherein the tag surface 101 is made of a hard material, the first side surface 102, the second side surface 103 and the first connecting piece 201 are made of a flexible material, the tag surface 101 is attached to the optical fiber connector body, the first side surface 102 and the second side surface 103 are attached to the optical fiber connector body along the outer contour of the optical fiber connector body, and the remaining surface of the optical fiber connector body of the first connecting piece 201 is attached to the second side surface 103.

Furthermore, the electronic tag clamp can be integrally made of a hard material, the tag surface 101, the first side surface 102 and the second side surface 103 form a U-shaped groove-shaped accommodating space M, the first connecting piece 201 is movably connected to the tail end of the first side surface 102, and the first connecting piece 201 can rotate along the connection position with the first side surface 102; during the use, place the fiber connector body in accommodation space M, the trilateral and label face 101, first side 102 and the laminating of second side 103 of fiber connector body, rotate first connecting piece 201 and make first connecting piece 201 laminate fiber connector body surplus bare surface, accomplish the parcel to the fiber connector body, the clamp to fiber connector electronic tags is accomplished to first connecting piece 201 end and the terminal connection of second side 103.

Further, referring to fig. 2, the end of the first connecting member 201 and the end of the second side 103 may be connected by hot melt adhesive, and the hot melt adhesive has a simple connecting process and high adhesive strength. Of course, the connection mode of the end of the first connection member 201 and the end of the second side surface 103 may be a snap connection, the end of the second side surface 103 is provided with a protrusion, the end of the first connection member 201 is provided with a groove, and the protrusion of the end of the second side surface 103 is embedded into the groove of the end of the first connection member 201 to complete the clamping.

Example 2

Referring to fig. 3, a second embodiment of the present invention is based on the previous embodiment, and is different from the previous embodiment in that: the connection mode of the end of the first connecting piece 201 and the end of the second side surface 103 is a snap connection. The tail end of the second side surface 103 is provided with a bulge, the tail end of the first connecting piece 201 is provided with a groove, and the bulge at the tail end of the second side surface 103 is embedded into the groove at the tail end of the first connecting piece 201 to complete the clamping hoop during connection.

Referring to fig. 3, one end of the first connecting member 201 away from the first side surface 102 is provided with a first branch 201a and a second branch 201b, and the inner side of the first branch 201a is provided with a first protrusion 201 a-1; when the label is used, one surface of the label surface 101 is attached to the optical fiber connector body, the first side surface 102 and the second side surface 103 are attached along the outline of the optical fiber connector body, further, the first connecting piece 201 wraps the remaining exposed part of the optical fiber connector body to form an accommodating space M to complete wrapping, a first groove 103a is formed in one side of the second side surface 103, and when the first connecting piece 201 is attached to the optical fiber connector body, the first protrusion 201a-1 is embedded into the first groove 103a to be connected in a matched mode, so that the clamp for the electronic label of the optical fiber connector is completed.

Preferably, the inner side of the second branch 201b is correspondingly provided with a second protrusion 201b-1, and the other side of the second side surface 103 is provided with a second groove 103b, so that when the first connecting member 201 is connected with the second side surface 103, the second protrusion 201b-1 is embedded into the second groove 103b, so that the first connecting member 201 is connected with the second side surface 103 more firmly, and the falling-off is prevented.

Example 3

Referring to fig. 4, a third embodiment of the present invention is based on the first embodiment, and is different from the previous embodiment in that: in this embodiment, the first connecting member 201 continues to extend to form the second connecting member 202, and the second connecting member 202 extends to cover the second side surface 103 to enhance the hoop strength.

Specifically, the length of the first connecting piece 201 is consistent with that of the label surface 101, the first side surface 102, the second side surface 103 and the first connecting piece 201 can form a rectangular accommodating space M, and the contour of the accommodating space M is consistent with the size and shape of the outer contour of the clamp of the optical fiber connector body; the first connecting piece 201 extends to the second side surface 103 to form a second connecting piece 202, the first connecting piece 201 is movably connected with the second connecting piece 202, a fastening space S is arranged on the second connecting piece 202, and a boss 103c matched with the fastening space S is arranged on the outer side surface of the second side surface 103.

Further, in this embodiment, a clamping groove 103e is disposed between the boss 103c and the second side surface 103, a notch of the clamping groove 103e faces the label surface 101, a clamping block 202a is formed between the clamping space S and the second connector 202, and the clamping groove 103e is just large enough to accommodate the clamping block 202 a.

Further, an electronic tag is packaged on the tag surface 101, one surface of the tag surface 101 is attached to the optical fiber connector body, the first side surface 102 and the second side surface 103 are both attached along the outer contour of the optical fiber connector body, the first connecting piece 201 is attached to the exposed surface of the outer contour of the optical fiber connector body to complete the wrapping of the optical fiber connector body, the second connecting piece 202 is attached to the second side surface 103, the boss 103c is embedded into the fastening space S, the clamping block 202a is embedded into the clamping groove 103e, and the clamping process of the electronic tag of the optical fiber connector is completed.

Example 4

Referring to fig. 5, a fourth embodiment of the present invention is based on the previous embodiment, and is different from the previous embodiment in that: a first limiting boss 102a is arranged at one end of the first side surface 102, which is far away from the label surface 101, and specifically, the first limiting boss 102a is formed by protruding from one end of the first side surface 102, which is far away from the label surface 101, towards the accommodating space M, so that the function of fixing the optical fiber connector body is achieved; a second limiting boss 103d is arranged at one end of the second side surface 103 far away from the label surface 101, the second limiting boss 103d is formed by protruding one end of the second side surface 103 far away from the label surface 101 to the accommodating space M, and the second limiting boss 103d is matched with the first limiting boss 102a to play a role in fixing the optical fiber connector body; the first limit boss 102a is disposed opposite to the second limit boss 103 d.

Further, an electronic tag is packaged on the tag face 101, one face of the tag face 101 is attached to the optical fiber connector body, the first side face 102 and the second side face 103 are both attached along the outer contour of the optical fiber connector body, the first limiting boss 102a at one end of the first side face 102 and the second limiting boss 103d at one end of the second side face 103 fasten the optical fiber connector body in the accommodating space M, the first connecting piece 201 is attached to the exposed face of the outer contour of the optical fiber connector body to wrap the optical fiber connector body, the second connecting piece 202 is attached to the second side face 103, and the clamping block 202a is embedded in the clamping groove 103e to complete the clamping process of the electronic tag of the optical fiber connector.

Example 5

Referring to fig. 6 to 7, a fifth embodiment of the present invention is based on the previous embodiment, and is different from the previous embodiment in that: a first bend 102b is disposed between the first side surface 102 and the first connecting member 201, and a second bend 201c is disposed between the first connecting member 201 and the second connecting member 202.

Specifically, the first side surface 102 and the first connecting piece 201 are made of hard materials, the first connecting piece 201 can rotate 0-90 degrees along the joint of the first side surface 102 and the first connecting piece 201, before the use of the invention, the first connecting piece 201 is coplanar with the first side surface 102, and when the invention is used, the first connecting piece 201 is rotated to a position which forms an included angle of 90 degrees with the first side surface 102, so that an accommodating space M is formed. In this embodiment, the first side surface 102 and the first connecting member 201 are rotatably connected by a first bend 102b, the first bend 102b is a groove formed at a connection portion between the first side surface 102 and the first connecting member 201 from outside to inside, and the first bend 102b can be deformed under manual operation.

Further, the second connecting piece 202 is made of hard materials, the second connecting piece 202 can rotate 0-90 degrees along the joint of the first connecting piece 201 and the second connecting piece 202, before the connector is used, the first connecting piece 201 and the second connecting piece 202 are coplanar, and when the connector is used, the second connecting piece 202 is rotated to a position forming an included angle of 90 degrees with the first connecting piece 201 to form an accommodating space M. In this embodiment, the second connecting member 202 is rotatably connected to the first connecting member 201 through the second bend 201c, the second bend 201c is a groove formed at a joint between the second connecting member 202 and the first connecting member 201 from outside to inside, and the second bend 201c can be deformed under manual operation, so that the second connecting member 202 can rotate to be matched with the second side surface 103, the second connecting member 202 is attached to the second side surface 103, and the boss 103c is embedded in the fastening space S to complete fastening.

Example 6

Referring to fig. 8, a sixth embodiment of the present invention is based on the previous embodiment, and is different from the previous embodiment in that: the connecting component 200 further includes a stretching component 203, the stretching component 203 is formed by extending the end of the second connecting component 202 away from the label surface 101, the fastening space S is deformed by pulling up the stretching component 203, the fixture block 202a is embedded in the fixture groove 103e, and the clamping process of the optical fiber connector electronic label is completed.

Further, tensioning member 203 and second connecting piece 202 junction are provided with incision 203a, and incision 203a is by the inside sunken formation in tensioning member 203 both sides, the utility model discloses fix behind the fiber connector body, cut out tensioning member 203 through incision 203a, prevent that the secondary from opening, cause electronic tags to lose.

Example 7

Referring to fig. 9, a seventh embodiment of the present invention is based on the previous embodiment, and is different from the previous embodiment in that: the inner surface of accommodation space M all is provided with anticreep muscle 101b, anticreep muscle 101b is the rectangular protruding form of a plurality of and forms.

Specifically, the inner surfaces of the first side surface 102 and the second side surface 103 are provided with anti-falling ribs 101b, and the anti-falling ribs 101b are arranged along the axis perpendicular to the optical fiber connector body to prevent the clamp from loosening forwards and backwards.

In combination with the above, the second connecting piece 202 is rotated to a position where the included angle between the second connecting piece 202 and the first connecting piece 201 is 90 degrees, an accommodating space M is formed, the connector housing is placed in the accommodating space M, the first limiting boss 102a and the second limiting boss 103d fix the position of the connector housing, the second connecting piece 202 and the first connecting piece 201 are rotatably connected through a second bend 201c, the second bend 201c is a groove formed at the connection position between the second connecting piece 202 and the first connecting piece 201 from outside to inside, and the second bend 201c can be deformed under manual operation, so that the second connecting piece 202 can be rotated to be matched with the second side surface 103, and the second connecting piece 202 is attached to the second side surface 103, wherein the boss 103c is embedded in the clamping space S, and the clamping block 202a is embedded in the clamping groove 103e, thereby completing the clamping process of the optical fiber connector electronic tag; the stretching piece 203 is cut off at the cut 203a, so that the electronic tag is prevented from being lost due to secondary opening. The utility model discloses a step-by-step positioning method, through going into earlier the realization preliminary location of going into, rethread pulling tensile piece 203 makes its deformation card go into the draw-in groove 103e, realizes permanent reliable fixed.

It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.

It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. An electronic tags clamp which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the accommodating part (100) comprises a label surface (101), and a first side surface (102) and a second side surface (103) which are respectively formed by extending from two ends of the label surface (101);

the connecting part (200) comprises a first connecting piece (201) formed by extending from one end of the first side surface (102), and the first connecting piece (201) is connected with the second side surface (103) to form an accommodating space (M).

2. An electronic label clamp according to claim 1, characterized in that: a first branch (201a) and a second branch (201b) are arranged at one end, away from the first side surface (102), of the first connecting piece (201), and a first protrusion (201a-1) is arranged on the inner side of the first branch (201 a);

a first groove (103a) is formed in one side of the second side surface (103), and the first protrusion (201a-1) is connected with the first groove (103a) in a matched mode.

3. An electronic label clamp according to claim 1, characterized in that: the first connecting piece (201) continues to extend to form a second connecting piece (202), and a buckling space (S) is arranged on the second connecting piece (202);

and a boss (103c) matched with the buckling space (S) is arranged on the outer side surface of the second side surface (103).

4. An electronic label clamp according to claim 2 or 3, characterized in that: one end, far away from the label face (101), of the first side face (102) is provided with a first limiting boss (102a), one end, far away from the label face (101), of the second side face (103) is provided with a second limiting boss (103d), and the first limiting boss (102a) and the second limiting boss (103d) are arranged oppositely.

5. An electronic label clamp according to claim 3, wherein: a first bend (102b) is arranged between the first side face (102) and the connecting piece (201), and a second bend (201c) is arranged between the first connecting piece (201) and the second connecting piece (202).

6. An electronic label clamp according to claim 5, wherein: a clamping groove (103e) is arranged between the boss (103c) and the second side surface (103), and the notch of the clamping groove (103e) faces the label surface (101).

7. An electronic label clamp according to claim 6, wherein: a clamping block (202a) is formed between the clamping space (S) and the second connecting piece (202), and the clamping block (202a) can be embedded into the clamping groove (103 e).

8. An electronic label clamp according to claim 7, wherein: the connecting part (200) further comprises a stretching piece (203), and the stretching piece (203) is formed by extending one end of the second connecting piece (202) far away from the label surface (101).

9. An electronic label clamp according to claim 8, wherein: the joint of the stretching piece (203) and the second connecting piece (202) is provided with a notch (203a), and the notch (203a) is formed by inwards recessing two sides of the stretching piece (203).

10. An electronic label clamp according to claim 8 or 9, characterized in that: the inner surface of the accommodating space (M) is provided with anti-falling ribs (101b), and the anti-falling ribs (101b) are long-strip convex.